CVE-2023-26116

Publication date 30 March 2023

Last updated 14 January 2026

Ubuntu priority

Cvss 3 Severity Score

Description

Versions of the package angular from 1.2.21 are vulnerable to Regular Expression Denial of Service (ReDoS) via the angular.copy() utility function due to the usage of an insecure regular expression. Exploiting this vulnerability is possible by a large carefully-crafted input, which can result in catastrophic backtracking.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
angular.js	25.10 questing	Not affected
	25.04 plucky	Fixed 1.8.3-1ubuntu0.25.04.1
	24.10 oracular	Ignored end of life, was deferred [2023-05-15]
	24.04 LTS noble	Fixed 1.8.3-1ubuntu0.24.04.1
	23.10 mantic	Ignored end of life, was deferred [2023-05-15]
	23.04 lunar	Ignored end of life, was deferred [2023-05-15]
	22.10 kinetic	Ignored end of life, was deferred [2023-05-15]
	22.04 LTS jammy	Fixed 1.8.2-2ubuntu0.1
	20.04 LTS focal	Fixed 1.7.9-1ubuntu0.1~esm1
	18.04 LTS bionic	Fixed 1.5.10-1ubuntu0.1~esm1
	16.04 LTS xenial	Fixed 1.2.28-1ubuntu2+esm1
	14.04 LTS trusty	Ignored end of standard support

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Notes

mdeslaur

There is no upstream fix for this issue as of 2023-05-15

Severity score breakdown

Parameter	Value
Base score	5.3 · Medium
Attack vector	Network
Attack complexity	Low
Privileges required	None
User interaction	None
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	Low
Vector	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L

References

Related Ubuntu Security Notices (USN)

USN-7958-1
AngularJS vulnerabilities
14 January 2026